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win: keep track of window specific shader in `managed_win`

This commit is contained in:
Bernd Busse 2020-10-12 18:34:51 +02:00 committed by Yuxuan Shui
parent 654772b8cf
commit 5577363aaf
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GPG Key ID: D3A4405BE6CC17F4
2 changed files with 42 additions and 1 deletions
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37
src/win.c
View File

@ -1052,6 +1052,19 @@ win_set_blur_background(session_t *ps, struct managed_win *w, bool blur_backgrou
add_damage_from_win(ps, w);
}
static void
win_set_fg_shader(session_t *ps, struct managed_win *w, struct shader_info *shader_new) {
if (w->fg_shader == shader_new) {
return;
}
w->fg_shader = shader_new;
// A different shader might change how the window is drawn, these changes should
// be rare however, so this should be fine.
add_damage_from_win(ps, w);
}
/**
* Determine if a window should have background blurred.
*/
@ -1098,6 +1111,28 @@ static void win_determine_rounded_corners(session_t *ps, struct managed_win *w)
}
}
/**
* Determine custom window shader to use for a window.
*/
static void win_determine_fg_shader(session_t *ps, struct managed_win *w) {
if (w->a.map_state != XCB_MAP_STATE_VIEWABLE) {
return;
}
auto shader_new = ps->o.window_shader_fg;
void *val = NULL;
if (c2_match(ps, w, ps->o.window_shader_fg_rules, &val)) {
shader_new = val;
}
struct shader_info *shader = NULL;
if (shader_new) {
HASH_FIND_STR(ps->shaders, shader_new, shader);
}
win_set_fg_shader(ps, w, shader);
}
/**
* Update window opacity according to opacity rules.
*/
@ -1134,6 +1169,7 @@ void win_on_factor_change(session_t *ps, struct managed_win *w) {
win_determine_invert_color(ps, w);
win_determine_blur_background(ps, w);
win_determine_rounded_corners(ps, w);
win_determine_fg_shader(ps, w);
w->mode = win_calc_mode(w);
log_debug("Window mode changed to %d", w->mode);
win_update_opacity_rule(ps, w);
@ -1463,6 +1499,7 @@ struct win *fill_win(session_t *ps, struct win *w) {
.prev_trans = NULL,
.shadow = false,
.clip_shadow_above = false,
.fg_shader = NULL,
.xinerama_scr = -1,
.mode = WMODE_TRANS,
.ever_damaged = false,

6
src/win.h
View File

@ -209,7 +209,8 @@ struct managed_win {
/// Previous window opacity.
double opacity_target_old;
/// true if window (or client window, for broken window managers
/// not transferring client window's _NET_WM_WINDOW_OPACITY value) has opacity prop
/// not transferring client window's _NET_WM_WINDOW_OPACITY value) has opacity
/// prop
bool has_opacity_prop;
/// Cached value of opacity window attribute.
opacity_t opacity_prop;
@ -270,6 +271,9 @@ struct managed_win {
/// Whether to blur window background.
bool blur_background;
/// The custom window shader to use when rendering.
struct shader_info *fg_shader;
#ifdef CONFIG_OPENGL
/// Textures and FBO background blur use.
glx_blur_cache_t glx_blur_cache;